Exterior surface of a trunk lid for an automobile



FIG. 1 is a top perspective view from the right side of an exterior surface of a trunk lid for an automobile according to my novel design;

FIG. 2 is a top perspective view from the rear of an exterior surface of a trunk lid for an automobile according to my novel design;

FIG. 3 is a top perspective side view of an exterior surface of a trunk lid for an automobile according to my novel design; and,

FIG. 4 is a side view of an exterior surface of a trunk lid for an automobile according to my novel design.

The broken lines are for illustrative purposes only and form no part of the claimed design.

The white prop supporting the trunk lid in FIGS. 3 and 4 is not part of the design being claimed. The interior surfaces in the drawings are also not part of the design being claimed. 

The ornamental design for an exterior surface of a trunk lid for an automobile, as shown and described. 